2026学年九年级英语上册第九单元核心考点单元练习含答案及解析

2026学年九年级英语上册第九单元核心考点单元练习含答案及解析考试时长：120分钟满分：100分班级：__________姓名：__________学号：__________得分：__________考核对象：九年级学生试卷总分：100分一、单选题（总共10题，每题2分，共20分）1.Whatdoes"sustainabledevelopment"meanaccordingtothetext?A.RapideconomicgrowthatanycostB.ProtectingtheenvironmentwhilemeetinghumanneedsC.ReducingindustrialproductiontosaveenergyD.Encouragingmorepeopletousepublictransportation参考答案：B2.WhichofthefollowingisNOTatypicalproblemcausedbyplasticwaste?A.PollutionofoceansB.SpreadofdiseasesC.ImprovementofsoilqualityD.Threattowildlife参考答案：C3.Thephrase"takeaction"inthepassageisclosestinmeaningto:A.WaitandseeB.DosomethingimmediatelyC.IgnoretheproblemD.Discusstheissuelater参考答案：B4.Whatisthemainpurposeofthearticle?A.Toselleco-friendlyproductsB.TopersuadereaderstoreducewasteC.ToblamegovernmentsforenvironmentalissuesD.Todescribethehistoryofplastic参考答案：B5.Theword"significant"inthetextismostsimilarto:A.SmallB.ImportantC.ExpensiveD.Difficult参考答案：B6.Whichsentenceshowstheauthor'sopinionaboutrecycling?A.Recyclingistooexpensivetobepractical.B.Recyclingcanhelpsolveenvironmentalproblems.C.Recyclingisonlyforrichcountries.D.Recyclingisnotaseffectiveasreducingwaste.参考答案：B7.Whatdoes"biodegradable"mean?A.CanbebrokendownbynatureB.CannotberecycledC.IsmadeofplasticD.Isharmfultoanimals参考答案：A8.Thepassagesuggeststhatindividualscan:A.DonothingbecausetheproblemistoobigB.RelyonlyongovernmentstosolvetheissueC.MakesmallchangesindailylifeD.Buymoreproductstosupporttheeconomy参考答案：C9.Whichofthefollowingisagoodexampleofsustainableliving?A.UsingdisposablecutleryforconvenienceB.TurningofflightswhennotinuseC.ThrowingawayfoodtoreducewasteD.Drivingacareverytimeyougoshopping参考答案：B10.Theword"contribute"inthetextisclosestinmeaningto:A.CauseB.HelpC.PreventD.Ignore参考答案：B---二、填空题（总共10题，每题2分，共20分）1.Toprotecttheenvironment,weshould_______waste.2._______materialscanbeeasilybrokendownbynature.3.Manypeoplebelievethatgovernmentshavea_______responsibilitytosolveenvironmentalissues.4.Usingreusablebagsinsteadofplasticonesisawayto_______pollution.5.TheGreatBarrierReefisfacinga_______threatfromclimatechange.6.Ifwecontinuetousesingle-useplastics,theproblemwill_______worse.7.Recyclinghelpsto_______theamountofwasteinlandfills.8.Sustainabledevelopmentaimstomeettheneedsofthe_______withoutharmingfuturegenerations.9.Manyanimalsaredyingbecauseof_______intheoceans.10.Wecan_______energybyusingLEDbulbsinsteadoftraditionallights.参考答案：1.reduce2.biodegradable3.important4.reduce5.serious6.get7.reduce8.present9.plasticwaste10.save---三、判断题（总共10题，每题2分，共20分）1.Allplasticsareharmfultotheenvironment.(×)2.Recyclingismoreeffectivethanreducingwaste.(×)3.Sustainabledevelopmentonlyfocusesoneconomicgrowth.(×)4.Biodegradablematerialsarebetterthannon-biodegradableones.(√)5.Individualactionscannotmakeadifferenceinenvironmentalproblems.(×)6.Thetextsuggeststhatgovernmentsshouldnotberesponsibleforenvironmentalissues.(×)7.Usingpublictransportationisawaytoreducecarbonemissions.(√)8.Sustainablelivingmeanslivinginasustainableway.(√)9.TheGreatBarrierReefisnotaffectedbyhumanactivities.(×)10.Reducingwasteistheeasiestwaytoprotecttheenvironment.(√)参考答案：1.×2.×3.×4.√5.×6.×7.√8.√9.×10.√---四、简答题（总共3题，每题4分，共12分）1.Whatarethreeproblemscausedbyplasticwaste?答案要点：-Pollutionofoceansandrivers.-Harmtowildlife(animalseatingplastic).-Non-biodegradablenatureleadingtolong-termwaste.2.Howcanindividualshelpwithsustainabledevelopment?答案要点：-Reducewaste(usereusableitems).-Recycleproperly.-Saveenergyandwater.3.WhyistheGreatBarrierReeffacingathreat?答案要点：-Climatechangeleadingtowarmerwaters.-Pollutionfromcoastaldevelopment.-Overfishingandtourismimpact.---五、应用题（总共2题，每题9分，共18分）1.Supposeyourschoolwantstobecomemoreenvironmentallyfriendly.Writethreesuggestionsforreducingwaste.答案要点：-Suggestion1:Installrecyclingbinsineveryclassroomandencouragestudentstosortwaste.-Suggestion2:Organizea"nosingle-useplastic"daywherestudentsbringreusablecupsandcontainers.-Suggestion3:Startacompostingprogramforfoodwastefromthecafeteria.2.Imagineyouarewritinganarticleaboutsustainableliving.Whatwouldyouincludeintheintroduction?答案要点：-Brieflyexplaintheconceptofsustainableliving.-Mentiontheimportanceofprotectingtheenvironment.-Statethatsmallchangescanmakeabigdifference.---标准答案及解析一、单选题解析1.B-"Sustainabledevelopment"meansbalancinghumanneedswithenvironmentalprotection.2.C-Plasticwastedoesnotimprovesoilquality;itpollutesit.3.B-"Takeaction"meanstodosomethingimmediately,notdelay.4.B-Thearticle'spurposeistopersuadereaderstoreducewaste.5.B-"Significant"meansimportant,similarto"crucial."6.B-Theauthorsupportsrecyclingasasolution.7.A-"Biodegradable"meansmaterialsbreakdownnaturally.8.C-Smallchanges(e.g.,usingreusablebags)help.9.B-Turningofflightssavesenergy,whichissustainable.10.B-"Contribute"meanshelp,e.g.,"helpsolvetheproblem."二、填空题解析1.reduce-Tocutdownwaste.2.biodegradable-Breaksdowneasily(e.g.,paper).3.important-Governmentsmustact.4.reduce-Lessplastic=lesspollution.5.serious-Thethreatissevere.6.get-Theproblemworsenswithoutaction.7.reduce-Recyclingcutslandfillwaste.8.present-Meetscurrentneedswithoutharmingfuturepeople.9.plasticwaste-Animalsingestplastic.10.save-LEDbulbsuselessenergy.三、判断题解析1.×-Notallplasticsareharmful(e.g.,somearebiodegradable).2.×-Reducingwasteisbetterthanrecycling.3.×-Sustainabledevelopmentincludesenvironmentandeconomy.4.√-Biodegradablematerialsareeco-friendly.5.×-Individualactionsmatter.6.×-Governmentsmustaddressenvironmentalissues.7.√-Publictransportreducesemissions.8.√-Sustainablelivingmeanseco-friendlyhabits.9.×-Humanactivitiesharmthereef.10.√-Reducingwasteissimple